1: <?php
 2: /**
 3:  * Magento
 4:  *
 5:  * NOTICE OF LICENSE
 6:  *
 7:  * This source file is subject to the Open Software License (OSL 3.0)
 8:  * that is bundled with this package in the file LICENSE.txt.
 9:  * It is also available through the world-wide-web at this URL:
10:  * http://opensource.org/licenses/osl-3.0.php
11:  * If you did not receive a copy of the license and are unable to
12:  * obtain it through the world-wide-web, please send an email
13:  * to license@magentocommerce.com so we can send you a copy immediately.
14:  *
15:  * DISCLAIMER
16:  *
17:  * Do not edit or add to this file if you wish to upgrade Magento to newer
18:  * versions in the future. If you wish to customize Magento for your
19:  * needs please refer to http://www.magentocommerce.com for more information.
20:  *
21:  * @category    Mage
22:  * @package     Mage_XmlConnect
23:  * @copyright   Copyright (c) 2012 Magento Inc. (http://www.magentocommerce.com)
24:  * @license     http://opensource.org/licenses/osl-3.0.php  Open Software License (OSL 3.0)
25:  */
26: 
27: /**
28:  * Filters xml renderer
29:  *
30:  * @category    Mage
31:  * @package     Mage_XmlConnect
32:  * @author      Magento Core Team <core@magentocommerce.com>
33:  */
34: class Mage_XmlConnect_Block_Catalog_Filters extends Mage_XmlConnect_Block_Catalog
35: {
36:     /**
37:      * Render filters list xml
38:      *
39:      * @return string
40:      */
41:     protected function _toHtml()
42:     {
43:         $categoryId         = $this->getRequest()->getParam('category_id', null);
44:         $categoryXmlObj     = Mage::getModel('xmlconnect/simplexml_element', '<category></category>');
45:         $filtersCollection  = Mage::getResourceModel('xmlconnect/filter_collection')->setCategoryId($categoryId);
46: 
47:         $filtersXmlObj = $categoryXmlObj->addChild('filters');
48:         foreach ($filtersCollection->getItems() as $item) {
49:             if (!sizeof($item->getValues())) {
50:                 continue;
51:             }
52:             $itemXmlObj = $filtersXmlObj->addChild('item');
53:             $itemXmlObj->addChild('name', $categoryXmlObj->escapeXml($item->getName()));
54:             $itemXmlObj->addChild('code', $categoryXmlObj->escapeXml($item->getCode()));
55: 
56:             $valuesXmlObj = $itemXmlObj->addChild('values');
57:             foreach ($item->getValues() as $value) {
58:                 $valueXmlObj = $valuesXmlObj->addChild('value');
59:                 $valueXmlObj->addChild('id', $categoryXmlObj->escapeXml($value->getValueString()));
60:                 $valueXmlObj->addChild('label', $categoryXmlObj->escapeXml($value->getLabel()));
61:                 $valueXmlObj->addChild('count', (int)$value->getProductsCount());
62:             }
63:         }
64:         $categoryXmlObj->appendChild($this->getProductSortFeildsXmlObject());
65: 
66:         return $categoryXmlObj->asNiceXml();
67:     }
68: }
69: